Impressionist artists strive to create mere impressions of a scene without actual detail or structure. Vincent Van Gogh is a very famous post impressionist artist. One of his most famous paintings is the Starry Night. Van Gogh is a Dutch artist by birth who worked and lived in France for most of his life. He strived to capture many beautiful scenes while in a sanitarium.
http://www.vangoghmuseum.nl/download/Van-Gogh-Museum_preview_Van-Gogh-Impressionism_EN.pdf
http://www.vangoghmuseum.nl/download/Van-Gogh-Museum_preview_Van-Gogh-Impressionism_EN.pdf